The RNT Foundation is a public benefit scientific and educational charity, 501(c)3
Protect the Frequencies – By preventing interference
Toughen Receivers – With readily available technology
Augment Services – With difficult to disrupt terrestrial signals
What to do? Some recommendations.
eNewsletter Archives
From Our Blog
Study shows how China could jam Elon Musk’s Starlink satellites if it invades Taiwan – The Independent
Image: Shutterstock What's new: Report on a tactic to jam Starlink over broad areas. Why it's important: Starlink was used to overcome Russian jamming in the early phases of the war in Ukraine and can be used for PNT when GNSS is not available. Low Earth Orbit...
The U.S. needs GPS backup and IoT resilience – Rebuttal in GPS World
Image: Shutterstock What's new: A piece by Avi Rosenthal from the Z-Wave Alliance discussing the need to both backup GPS and not displace well-established users from their spectrum. Why it's important: NextNav has a petition pending before the FCC asking for about $5B...
S. Korea leads meeting with U.K. and France on eLoran
Image: Copilot AI What's new: A South Korean government press release about a two day meeting with the U.K. and France. Among the discussion items were: Strategic plans to standardize eLoran, and Establishing an international consultative body for eLoran cooperation....
China’s 3 Commercial LEO PNT Services as of Nov 2025
image: Shutterstock What's new: An update on China's commercial LEO PNT efforts from a good friend of the RNT Foundation. References: CENTISPACE: https://www.unoosa.org/documents/pdf/icg/2023/ICG_WG-S_LEO-PNT_Workshop_June_2023/ICG_LEO-PNT_Workshop_2023_01.pdf...
EU “Fused PNT” = GNSS + LEO Comms (new tender)
Image: Shutterstock What's new: The EU has released a tender for a study on the feasibility of using LEO communications satellites for "complementary" PNT. Why its important: It is another way the EU is still working to consider a multiplicity of PNT sources. ESA and...
